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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2012-5533 Detail

Current Description

The http_request_split_value function in request.c in lighttpd before 1.4.32 allows remote attackers to cause a denial of service (infinite loop) via a request with a header containing an empty token, as demonstrated using the "Connection: TE,,Keep-Alive" header.


View Analysis Description

Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Evaluator Impact

Per: http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt " Affected versions ------------------- Only 1.4.31; on the other hand versions before 1.4.31 include the "invalid read" bug."

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patch CVE, Inc., Red Hat Patch 
http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt CVE, Inc., Red Hat Vendor Advisory 
http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html CVE, Inc., Red Hat
http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html CVE, Inc., Red Hat
http://marc.info/?l=bugtraq&m=141576815022399&w=2 CVE, Inc., Red Hat
http://osvdb.org/87623 CVE, Inc., Red Hat
http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html CVE, Inc., Red Hat
http://secunia.com/advisories/51268 CVE, Inc., Red Hat Vendor Advisory 
http://secunia.com/advisories/51298 CVE, Inc., Red Hat Vendor Advisory 
http://www.exploit-db.com/exploits/22902 CVE, Inc., Red Hat Exploit 
http://www.mandriva.com/security/advisories?name=MDVSA-2013:100 CVE, Inc., Red Hat
http://www.openwall.com/lists/oss-security/2012/11/21/1 CVE, Inc., Red Hat
http://www.securityfocus.com/bid/56619 CVE, Inc., Red Hat Exploit 
http://www.securitytracker.com/id?1027802 CVE, Inc., Red Hat
https://exchange.xforce.ibmcloud.com/vulnerabilities/80213 CVE, Inc., Red Hat
https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345 CVE, Inc., Red Hat

Weakness Enumeration

CWE-ID CWE Name Source
CWE-399 Resource Management Errors cwe source acceptance level NIST  

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-5533
NVD Published Date:
11/24/2012
NVD Last Modified:
04/10/2025
Source:
Red Hat, Inc.